This study, which was reviewed through the Registered Report process, examined the initial efficacy of the Scientific Explorers program (Sci2) on second-grade students' science achievement. Sci2 is grounded in the growing body of empirical research on science instruction, embedding principles of explicit instruction within a guided inquiry-based…

"Open Court Reading©" is a reading program for grades K-6 published by McGraw-Hill Education that is designed to teach decoding, comprehension, inquiry, and writing in a three-part logical progression. Part One of each unit, Preparing to Read, focuses on phonemic awareness, sounds and letters, phonics, fluency, and word knowledge. Part…

This study focused on 27 second graders in one urban school that used SRA Reading Mastery. Children's strategy use, comprehension, and perception of the reading process were appraised using samples of oral reading with retellings; classroom observations; interviews with the children, their teachers, and the principal; and a phonics test. Results…